20871486

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{6551}}^1$

素因数の和:6621

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 26302914

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 177, 354, 531, 1062, 1593, 3186, 6551, 13102, 19653, 39306, 58959, 117918, 176877, 353754, 386509, 773018, 1159527, 2319054, 3478581, 6957162, 10435743, 20871486]

約数ペア:

[(1, 20871486), (2, 10435743), (3, 6957162), (6, 3478581), (9, 2319054), (18, 1159527), (27, 773018), (54, 386509), (59, 353754), (118, 176877), (177, 117918), (354, 58959), (531, 39306), (1062, 19653), (1593, 13102), (3186, 6551)]